Material Properties • NCE 51

PropertySymbolUnitsSoft Material
NCE51
Dielectric Constant
(1 kHz)
KT31900
Dielectric Loss Factor
(1 kHz)
tanδe0.015
Dielectric Loss Factor
(at 0.4V/mm)
tanδe
Densityρkg/m37850
Curie PointTc°C360
Mechanical Quality FactorQm80
kp0.65
k330.74
Coupling Coefficients
k310.39
kt0.5
Piezoelectric Charged31Coul/N x 10-12 (or)-208
Displacement Coefficientd33m/V x 10-12443
Piezoelectric Voltage Coefficientg31-13
Voltage Coefficientg33V·m/N x 10-326.3
Np1925
Nt2000
Frequency ConstantsNtaHz·m
N33
N31
Poisson's RatioU
SE1116
SE3319
Elastic Constants Short CircuitSE12x 10-12m2/N-4.8
SE13-8.9
SE5549.0
SE6643.4